Alpar Juttner <alpar@cs.elte.hu> [Thu, 04 Aug 2011 21:19:55 +0200] rev 757
Merge #382 to branch 1.1
Alpar Juttner <alpar@cs.elte.hu> [Tue, 02 Aug 2011 18:13:34 +0200] rev 756
Allow lgf file without Arc maps (#382)
A single '-' character in the @arcs sectio header indicates that
there is no arc map.
Alpar Juttner <alpar@cs.elte.hu> [Wed, 13 Jul 2011 14:40:05 +0200] rev 755
Merge #419 to branch 1.1